The diffusion constant for water in air is
How long would it take a water molecule to diffuse a distance of 10.0 meters?
A. 400 hours
B. 450 hours
C. 500 hours
D. 580 hours
E. 600 hours
D. 580 hours
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The mass of a body on the Moon is _______________ the mass of the same body on Earth
Fill in the blank(s) with correct word
How fast must a spaceship travel to make the trip to a star 400. LY away in 25.3 years of astronaut travel time?
A) 0.966c B) 0.998c C) 0.829c D) 0.987c E) 0.992c
Originally 2.00 mol of gas are at standard temperature and pressure If the temperature changes to 47.0°C and the pressure decreases to half of what it was, how many liters do the two moles now occupy? (1 atm = 101 kPa, R = 8.31 J/mol ? K)
What will be an ideal response?
The mixing of paints of all colors results in ________-colored paint.
A. black B. brown C. rainbow D. yellow-white E. white